global: Migrate CONFIG_EXTRA_ENV_SETTINGS to CFG

Perform a simple rename of CONFIG_EXTRA_ENV_SETTINGS to CFG_EXTRA_ENV_SETTINGS

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/include/configs/pico-imx7d.h b/include/configs/pico-imx7d.h
index 5819215..7fc6211 100644
--- a/include/configs/pico-imx7d.h
+++ b/include/configs/pico-imx7d.h
@@ -51,7 +51,7 @@
 	BOOTENV
 #endif
 
-#define CONFIG_EXTRA_ENV_SETTINGS \
+#define CFG_EXTRA_ENV_SETTINGS \
 	"image=zImage\0" \
 	"splashpos=m,m\0" \
 	"splashimage=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \